netdev - Re: [PATCH] net: fec: Ensure that initialization is done prior to request

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Message-ID: <CAOMZO5AcSC5vwXsAcRZBS70WF6Zbfp4Q09iStZZEFMoWvNqzSg@mail.gmail.com>
Date:	Fri, 22 Feb 2013 13:22:55 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	Jim Baxter <jim_baxter@...tor.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] net: fec: Ensure that initialization is done prior to request_irq()

On Thu, Feb 21, 2013 at 10:13 PM, Jim Baxter <jim_baxter@...tor.com> wrote:

> There is a divide by zero error.
>
> If I enable these 3 kernel hacking options;
> CONFIG_DEBUG_SPINLOCK:   -- Spinlock and rw-lock debugging: basic checks
> CONFIG_DEBUG_LOCK_ALLOC: -- Lock debugging: detect incorrect freeing of live
> locks
> CONFIG_PROVE_LOCKING:    -- Lock debugging: prove locking correctness

Thanks for reporting this issue, Jim.

I was testing under mx53, which did not show this problem.

I have a fix for this and I have tested it on both mx6q and mx53. Will
submit it shortly.
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